#include <unistd.h>
#include <stdlib.h>

int main()
{
	char buffer[128];
	int nread;
	nread = read(0, buffer, 128);
	if (nread == -1)
	{
		write(2, "A read error has occurred\n", 26);
	}
	if (write(1, buffer, nread) != nread)
	{
		write(2, "A write error has occurred\n", 27);
	} 
	exit(0);
} 
